CN110017487A - The safety dumping processing method of self-ignition processing hydrogenation periodic off-gases - Google Patents
The safety dumping processing method of self-ignition processing hydrogenation periodic off-gases Download PDFInfo
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- CN110017487A CN110017487A CN201810018855.5A CN201810018855A CN110017487A CN 110017487 A CN110017487 A CN 110017487A CN 201810018855 A CN201810018855 A CN 201810018855A CN 110017487 A CN110017487 A CN 110017487A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/14—Gaseous waste or fumes
- F23G2209/141—Explosive gases
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to the safety dumping processing methods that a kind of self-ignition handles hydrogenation periodic off-gases, and safety is poor caused by mainly solving the problems, such as hydrogenated tail gas direct emission in the prior art.The present invention handles the safety dumping processing method of hydrogenation periodic off-gases by using a kind of self-ignition, and for aromatic hydrogenation system periodic off-gases after gas-liquid separator separates, gas phase enters exhaust gas treating device, final qualified discharge；The exhaust gas treating device is designed using venturi type, inside there is back-fire relief silk screen, when gas discharges, air is sucked by pressure, mixed zone is formed in outlet section, exhaust gas treating device outlet sets up an office duration and degree of heating, automatic ignition when hydrogen discharge, the technical solution that hydrogen removes preferably is solved into the above problem, can be used for handling in hydrogeneous periodic off-gases.
Description
Technical field
The present invention relates to the safety dumping processing methods that a kind of self-ignition handles hydrogenation periodic off-gases.
Background technique
Hydrogenation process is common technology type in Chemical Manufacture, and majority participates in reaction using hydrogen, itself is had higher
Risk, meanwhile, the vent gas treatment after reaction often contains hydrogen, it may have certain risk.It is hydrocracked equal refinery technique
Tail hydrogen take the mode that cycle utilizes, and the lesser chemical plant installations of scale often direct emission is required with safety and environmental protection
It improves, needs to propose a kind of safe hydrogenated tail gas processing technique.In hydrogen peroxide production process, a large amount of aromatic hydrocarbons are used
And production medium of the anthraquinone type organic as hydrogen peroxide, the first step of production is exactly hydrogenation, in traditional mode of production work
In skill, general direct emission in hydrogenated tail gas, both having there is security risk, there is also environmental issues.Also there is patent to refer to hydrogen in recent years
The method of gas reuse, such as a kind of hydrogenation apparatus of CN201520803287.1- and a kind of system for producing hydrogen peroxide and
The CN106629622A- a kind of method for hydrogenation and hydrogenation apparatus of hydrogeneous anthraquinone working solution, but these patents are only referred to hydrogen and return
With being not directed to the safe handling of periodic off-gases when must discharge.This patent proposes a kind of for aromatic hydrocarbons system hydrogenation periodic off-gases
The system of safe handling can ensure the safety of vent gas treatment operation.
Summary of the invention
The technical problem to be solved by the present invention is to safety caused by hydrogenated tail gas direct emission in the prior art compared with
The problem of difference provides a kind of safety dumping processing method of new self-ignition processing hydrogenation periodic off-gases, has safety preferable
Advantage.
To solve the above problems, The technical solution adopted by the invention is as follows: a kind of peace of self-ignition processing hydrogenation periodic off-gases
Full discharge treatment method, for aromatic hydrogenation system periodic off-gases after gas-liquid separator separates, gas phase enters exhaust gas treating device, finally reaches
Mark discharge；The exhaust gas treating device is designed using venturi type, inside there is back-fire relief silk screen, when gas discharges, is sucked by pressure empty
Gas forms mixed zone in outlet section, and exhaust gas treating device outlet sets up an office duration and degree of heating, and automatic ignition when hydrogen discharge removes hydrogen.
In above-mentioned technical proposal, it is preferable that the gas discharge line at the top of gas-liquid separator sets U-shaped bend loss, and in pipe
Section bottom, which is set, leads leaching mouth.
In above-mentioned technical proposal, it is preferable that the gas discharge line end at the top of gas-liquid separator is exhaust gas treating device, place
It manages and individual event valve is housed between device and pipeline, prevent ambient atmos from sealing in.
In above-mentioned technical proposal, it is preferable that export setting gas composition analysis instrument in gas-liquid separator top gas phase, online
The composition variation in tail gas is analyzed, is that the content of organics in tail hydrogen sets upper limit index, when being more than this index, automatically opens
Discharge pipe line valve.
In above-mentioned technical proposal, it is preferable that back-fire relief silk screen is located at gas access side.
In above-mentioned technical proposal, it is preferable that the hydrogen volume score in aromatic hydrogenation system periodic off-gases is 5~30%.
In above-mentioned technical proposal, it is preferable that set suitable late ignition according to gas flow rate.
In above-mentioned technical proposal, it is preferable that the hydrogen volume score in hydrogen treat device exit gas is 0.1~2%.
The present invention provides safe and reliable technological means for the processing of the hydrogenated tail gas of system containing aromatic hydrocarbons, can effectively prevent hydrogen
That changes tail gas fires and carries secretly aromatic hydrocarbons material bring environmental issue, and the general safety of hydrogenation process process is effectively ensured, and obtains
Preferable technical effect.
Detailed description of the invention
Fig. 1 is the flow diagram of the method for the invention.
In Fig. 1,1. gas-liquid separator, 2. gas composition monitoring analysis instruction 3. signal converter, 4. hydrogen gas exhaust valve
5. 6. venturi type exhaust gas treating device of check valve, 7. igniter head, 8. aromatic hydrogenation system periodic off-gases.
The present invention will be further described below by way of examples, but is not limited only to the present embodiment.
Specific embodiment
[embodiment 1]
A kind of safety dumping processing method of self-ignition processing hydrogenation periodic off-gases, as shown in Figure 1, aromatic hydrogenation system speeds to put
For gas after gas-liquid separator separates, gas phase enters exhaust gas treating device, final qualified discharge；The exhaust gas treating device uses venturi
Formula design inside has back-fire relief silk screen, when gas discharges, sucks air by pressure, forms mixed zone, exhaust gas treating device in outlet section
Outlet sets up an office duration and degree of heating, and automatic ignition when hydrogen discharge removes hydrogen.
Gas discharge line at the top of gas-liquid separator sets U-shaped bend loss, and sets in pipeline section bottom and lead leaching mouth.Gas-liquid separation
Gas discharge line end at the top of device is exhaust gas treating device, and individual event valve is housed between processor and pipeline, prevents ambient atmos
It seals in.Setting gas composition analysis instrument is exported in gas-liquid separator top gas phase, the composition variation in on-line analysis tail gas, is tail
Content of organics in hydrogen sets upper limit index, when being more than this index, automatically opens discharge pipe line valve.Back-fire relief silk screen is located at
Gas access side.
The hydrogenated tail gas containing a small amount of aromatic hydrocarbons being discharged from hydrogenation system enters gas-liquid separator, after separation heavy constituent
It is settled down to separator bottom, is discharged or is recycled according to process condition.Light component (hydrogen carry secretly micro aromatic hydrocarbons) is from separator
Top discharge exports setting gas composition analysis instrument in separator top gas phase, and the composition variation in on-line analysis tail gas can be
Content of organics in tail hydrogen sets a upper limit index, when being more than this index, automatically opens discharge pipe line valve.Delivery pipe
Venturi type exhaust gas treating device and clean in top combustion is installed on line.Check valve can prevent air from sealing in exhaust pipe, place
Reason device entrance back-fire relief silk screen also has effects that prevent tempering by prevent rainwater from flowing into system, pipeline uses U-shaped bend pipe cloth
It sets, pipeline bottom is led leaching mouth and can be discharged it.Igniter head is installed on processor top, after hydrogen gas exhaust valve is opened, automatic ignition,
Or suitable late ignition is set according to gas flow rate.
Hydrogen volume score in aromatic hydrogenation system periodic off-gases is 5%, the hydrogen in hydrogen treat device exit gas
Fraction is 0.1%.
[embodiment 2]
A kind of safety dumping processing method of self-ignition processing hydrogenation periodic off-gases, as shown in Figure 1, aromatic hydrogenation system speeds to put
For gas after gas-liquid separator separates, gas phase enters exhaust gas treating device, final qualified discharge；The exhaust gas treating device uses venturi
Formula design inside has back-fire relief silk screen, when gas discharges, sucks air by pressure, forms mixed zone, exhaust gas treating device in outlet section
Outlet sets up an office duration and degree of heating, and automatic ignition when hydrogen discharge removes hydrogen.
Gas discharge line at the top of gas-liquid separator sets U-shaped bend loss, and sets in pipeline section bottom and lead leaching mouth.Gas-liquid separation
Gas discharge line end at the top of device is exhaust gas treating device, and individual event valve is housed between processor and pipeline, prevents ambient atmos
It seals in.Setting gas composition analysis instrument is exported in gas-liquid separator top gas phase, the composition variation in on-line analysis tail gas, is tail
Content of organics in hydrogen sets upper limit index, when being more than this index, automatically opens discharge pipe line valve.Back-fire relief silk screen is located at
Gas access side.
The hydrogenated tail gas containing a small amount of aromatic hydrocarbons being discharged from hydrogenation system enters gas-liquid separator, after separation heavy constituent
It is settled down to separator bottom, is discharged or is recycled according to process condition.Light component (hydrogen carry secretly micro aromatic hydrocarbons) is from separator
Top discharge exports setting gas composition analysis instrument in separator top gas phase, and the composition variation in on-line analysis tail gas can be
Content of organics in tail hydrogen sets a upper limit index, when being more than this index, automatically opens discharge pipe line valve.Delivery pipe
Venturi type exhaust gas treating device and clean in top combustion is installed on line.Check valve can prevent air from sealing in exhaust pipe, place
Reason device entrance back-fire relief silk screen also has effects that prevent tempering by prevent rainwater from flowing into system, pipeline uses U-shaped bend pipe cloth
It sets, pipeline bottom is led leaching mouth and can be discharged it.Igniter head is installed on processor top, after hydrogen gas exhaust valve is opened, automatic ignition,
Or suitable late ignition is set according to gas flow rate.
Hydrogen volume score in aromatic hydrogenation system periodic off-gases is 16%, the hydrogen in hydrogen treat device exit gas
Fraction is 0.7%.
[embodiment 3]
A kind of safety dumping processing method of self-ignition processing hydrogenation periodic off-gases, as shown in Figure 1, aromatic hydrogenation system speeds to put
For gas after gas-liquid separator separates, gas phase enters exhaust gas treating device, final qualified discharge；The exhaust gas treating device uses venturi
Formula design inside has back-fire relief silk screen, when gas discharges, sucks air by pressure, forms mixed zone, exhaust gas treating device in outlet section
Outlet sets up an office duration and degree of heating, and automatic ignition when hydrogen discharge removes hydrogen.
Gas discharge line at the top of gas-liquid separator sets U-shaped bend loss, and sets in pipeline section bottom and lead leaching mouth.Gas-liquid separation
Gas discharge line end at the top of device is exhaust gas treating device, and individual event valve is housed between processor and pipeline, prevents ambient atmos
It seals in.Setting gas composition analysis instrument is exported in gas-liquid separator top gas phase, the composition variation in on-line analysis tail gas, is tail
Content of organics in hydrogen sets upper limit index, when being more than this index, automatically opens discharge pipe line valve.Back-fire relief silk screen is located at
Gas access side.
The hydrogenated tail gas containing a small amount of aromatic hydrocarbons being discharged from hydrogenation system enters gas-liquid separator, after separation heavy constituent
It is settled down to separator bottom, is discharged or is recycled according to process condition.Light component (hydrogen carry secretly micro aromatic hydrocarbons) is from separator
Top discharge exports setting gas composition analysis instrument in separator top gas phase, and the composition variation in on-line analysis tail gas can be
Content of organics in tail hydrogen sets a upper limit index, when being more than this index, automatically opens discharge pipe line valve.Delivery pipe
Venturi type exhaust gas treating device and clean in top combustion is installed on line.Check valve can prevent air from sealing in exhaust pipe, place
Reason device entrance back-fire relief silk screen also has effects that prevent tempering by prevent rainwater from flowing into system, pipeline uses U-shaped bend pipe cloth
It sets, pipeline bottom is led leaching mouth and can be discharged it.Igniter head is installed on processor top, after hydrogen gas exhaust valve is opened, automatic ignition,
Or suitable late ignition is set according to gas flow rate.
Hydrogen volume score in aromatic hydrogenation system periodic off-gases is 30%, the hydrogen in hydrogen treat device exit gas
Fraction is 2%.
Obviously, using method of the invention, the hydrogen content in hydrogeneous periodic off-gases can be reduced to 0.1%, effectively
It ensure that discharge safety, and environmental protection, there is biggish technical advantage.
Claims (8)
1. a kind of safety dumping processing method of self-ignition processing hydrogenation periodic off-gases, aromatic hydrogenation system periodic off-gases are through gas-liquid separation
After device separation, gas phase enters exhaust gas treating device, final qualified discharge；The exhaust gas treating device is designed using venturi type, is inside had
Back-fire relief silk screen when gas discharges, sucks air by pressure, forms mixed zone in outlet section, exhaust gas treating device exports the fire that sets up an office
Head, automatic ignition when hydrogen discharge, hydrogen is removed.
2. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that gas-liquid
Gas discharge line at the top of separator sets U-shaped bend loss, and sets in pipeline section bottom and lead leaching mouth.
3. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that gas-liquid
Gas discharge line end at the top of separator is exhaust gas treating device, and individual event valve is housed between processor and pipeline, prevents the external world
Gas seals in.
4. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that in gas
Gas composition analysis instrument is arranged in the outlet of liquid/gas separator top gas phase, the composition variation in on-line analysis tail gas, for having in tail hydrogen
Machine object content sets upper limit index, when being more than this index, automatically opens discharge pipe line valve.
5. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that back-fire relief
Silk screen is located at gas access side.
6. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that aromatic hydrocarbons
Hydrogen volume score in hydrogenation system periodic off-gases is 5~30%.
7. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that according to
Gas flow rate sets suitable late ignition.
8. the safety dumping processing method of self-ignition processing hydrogenation periodic off-gases according to claim 1, it is characterised in that hydrogen
Hydrogen volume score in processor exit gas is 0.1~2%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810018855.5A CN110017487A (en) | 2018-01-09 | 2018-01-09 | The safety dumping processing method of self-ignition processing hydrogenation periodic off-gases |
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| CN201810018855.5A CN110017487A (en) | 2018-01-09 | 2018-01-09 | The safety dumping processing method of self-ignition processing hydrogenation periodic off-gases |
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| CN110017487A true CN110017487A (en) | 2019-07-16 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060249596A1 (en) * | 2005-05-06 | 2006-11-09 | Cheng-Tsan Chou | Pre-mixing torch device and method for optical fiber couplers |
| CN101560406A (en) * | 2008-03-25 | 2009-10-21 | 杭州林达化工科技有限公司 | Method and device for producing hydrocarbon by Fishcer-Tropsch reaction of synthesis gas |
| CN202638033U (en) * | 2012-07-06 | 2013-01-02 | 莱芜钢铁集团有限公司 | Benzene hydrogenation tail gas treatment smoke abatement device |
| CN104764014A (en) * | 2015-04-01 | 2015-07-08 | 深圳智慧能源技术有限公司 | Injection type burner with gas inlet protection device |
| CN204629522U (en) * | 2015-04-30 | 2015-09-09 | 江苏三井环保设备有限公司 | A kind of waste gas and waste liquid incinerator |
| CN205332234U (en) * | 2016-02-01 | 2016-06-22 | 谢水玲 | Novel liquid waste incinerator |
| CN206073101U (en) * | 2016-08-01 | 2017-04-05 | 江苏星瑞化工工程科技有限公司 | A kind of marsh gas burning torch |
-
2018
- 2018-01-09 CN CN201810018855.5A patent/CN110017487A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060249596A1 (en) * | 2005-05-06 | 2006-11-09 | Cheng-Tsan Chou | Pre-mixing torch device and method for optical fiber couplers |
| CN101560406A (en) * | 2008-03-25 | 2009-10-21 | 杭州林达化工科技有限公司 | Method and device for producing hydrocarbon by Fishcer-Tropsch reaction of synthesis gas |
| CN202638033U (en) * | 2012-07-06 | 2013-01-02 | 莱芜钢铁集团有限公司 | Benzene hydrogenation tail gas treatment smoke abatement device |
| CN104764014A (en) * | 2015-04-01 | 2015-07-08 | 深圳智慧能源技术有限公司 | Injection type burner with gas inlet protection device |
| CN204629522U (en) * | 2015-04-30 | 2015-09-09 | 江苏三井环保设备有限公司 | A kind of waste gas and waste liquid incinerator |
| CN205332234U (en) * | 2016-02-01 | 2016-06-22 | 谢水玲 | Novel liquid waste incinerator |
| CN206073101U (en) * | 2016-08-01 | 2017-04-05 | 江苏星瑞化工工程科技有限公司 | A kind of marsh gas burning torch |
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Application publication date: 20190716 |
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